c c c c c c
Chapter 01 c c
Introduction
MultiplecChoicecQuestions
1. AcstudentcofcphysicscwatchingcthecStarcWarscfilmscknowscthatcaccordingctoctheclawscofcph
ysics
A. thecRebelcheroesccancseecthecflashcofcancexplosioncincspace.
B. thecRebelcheroesccanchearcthecsoundcofcancexplosioncincspace.
C. thecRebelcheroesccanchearceachcothercoverctheircradioscincspace.
D. thecRebelcheroesccancseecthecflashcofcancexplosioncincspacecandcthecRebelcheroesccanchearcea
chcothercoverctheircradioscincspace.
E. thecRebelcheroesccancseecthecflashcofcancexplosioncincspacecandcthecRebelcheroesccanchearcth
ecsoundcofcancexplosioncincspace.
Section:c01.02cTalkingcPhysics
2. Inceverydayclanguage,cspeedcandcvelocitycarecsynonyms,cbutcincphysics
A. velocitychasconlycmagnitude.
B. speedchasconlycdirection.
C. velocitychascmagnitudecandcdirection.
D. speedchascmagnitudecandcdirection.
E. velocitychasconlycdirection.
Section:c01.02cTalkingcPhysics
3. Inceverydayclanguage,cpowercandcforcecarecsimilar,cbutcincphysics
A. forcechasconlycmagnitude.
B. powerchasconlycdirection.
C. forcechascmagnitudecandcdirection.
D. powerchascmagnitudecandcdirection.
E. Nonecofcthesecanswerscareccorrect.
Section:c01.02cTalkingcPhysics
1-1
,4. Algebraiccsymbolscincphysicscequationscrepresentcphysicalcquantities,ctherefore
A. thecsymbolscrepresentcnumbersconly.
B. thecsymbolscrepresentcnumberscandcunits.
C. thecsymbolscconsistcofcunitsconly.
D. thecsymbolscareconlycabstract.
E. thecsymbolscareconlycimaginary.
Section:c01.02cTalkingcPhysics
5. Theclastcpagecofcacbookciscnumberedc814candcthecbookcisc3.00ccmcthick.cWhatciscthecaveragecthi
cknesscofceachcpage?
A.c2.54cc103ccm
B.c2.54cc10-3ccm
C.c7.37cc10-3ccm
D.c3.92cc10-3ccm
Section:c01.03cThecUsecofcMathematics
6. Thecdiametercofcaccircleciscdoubled.cBycwhatcfactorciscthecareacchanged?
A. 2
B. 2
C. 4
D. 4
E. 1
Section:c01.03cThecUsecofcMathematics
7. Thecradiuscofcaccircleciscincreasedcbyc5%.cThecpercentagecincreasecofctheccircumferencecis
A.c5%.
B.c10%.
C.c12%.
D.c16%.
Section:c01.03cThecUsecofcMathematics
1-2
,8. Thecradiuscofcaccircleciscincreasedcbyc5%.cThecpercentagecincreasecofcthecareaciscA.
c 5%.
B.c10%.
C.c12%.
D.c16%.
Section:c01.03cThecUsecofcMathematics
9. Thecradiuscofcaccirclecisctripled.cBycwhatcfactorciscthecareacchanged?
A. 3
B. 6
C. 9
D. 12
Section:c01.03cThecUsecofcMathematics
10. Whatciscthecpercentagecincreasecincsizecwhencorderingcac14cinchcrathercthancac12cinchcpi
zza?
A.c16%
B.c26%
C.c36%
D.c46%
Section:c01.03cThecUsecofcMathematics
11. Bycwhatcfactorclargerciscac12cinchcpizzacthancac10cinchcpizza?cA
.c1.2
B.c1.1
C.c1.4
D.c1.6
Section:c01.03cThecUsecofcMathematics
1-3
, 12. Ifcthecsurfacecareacofcacsphereciscincreasedcbycacfactorcofc3,cbycwhatcfactorcdoescthecradiuscofct
hecspherecchange?
A.c1.14
B.c1.73
C.c2.00
D.c2.24
Section:c01.03cThecUsecofcMathematics
13. Ifcthecsurfacecareacofcacsphereciscincreasedcbyc16%,cbycwhatcpercentagechascthecradiuscbe
encchanged?
A.c16%
B.c 8.1%
C.c 7.7%
D.c12%
Section:c01.03cThecUsecofcMathematics
14. Thecvolumecofcacspherecisc8.00cm3.cThecradiuscofcthecspherecis
A.c1.24cm.
B.c2.00cm.
C.c2.65cm.
D.c3.00cm.
Section:c01.03cThecUsecofcMathematics
15. Thecradiuscofcacspherecisc2.00cm.cThecsurfacecareacofcthecsphereciscA.
2
c 36.7cm .
B.c50.3cm2.
C.c72.5cm2.
D.c75.0cm2.
Section:c01.03cThecUsecofcMathematics
1-4